[Guilherme Martins] rose to a challenge to build a robot with a single servo. His robot is a puppet controller, called talkie walkie. In real time, it will move its mouth to the sound of what you are ...

[Tobias Kuhn] had watched a YouTube video about a robot arm which used servo motors, and wanted to try making one himself. But he found it hard to get slow or smooth movements out of the servos. Even ...

Robot lawnmowers can be extremely pricey, even at the lower end of the market, setting you back quite a few hundred dollars. If you would prefer to make your own and learn a little more about Arduino ...